Biology Past Questions

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2,099 questions JAMB 2572 WAEC 2099 NECO 351 CUSTOM 10
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Past Questions

2,099 questions
Question 1 of 20 2,099 total questions
Question 191
waec 2018

Which of the following statements about the response of neurones to stimulus is correct?

ANeurons respond to stimulus of any strength
BNeurons respond to all stimuli applied in rapid succession
CNeurons respond more rapidly during the absolute refraction period
DIntensity of stimulus must reach a threshold value before the neurons can be excited
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Question 192
waec 2018

The thyroid gland is found at the base of the

AMidbrain
BKidney
CNeck
DLiver
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Question 193
waec 2018

Ultrafiltration in the kidney takes place in the

ARenal vein
BMedulla
CLoop of Henle
DBowman's Capsule
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Question 194
waec 2018

An example of homeostasis in living organisms is

Acooling effect resulting from evaporation of water from the body surface
Broot hairs of a plant growing towards the source of light
Cchanging of the body colour of chameleon to match the colour of the foliage on which it is resting
Dthe release of phosphorus into the phloem of a plant growing in a phosphorus-deficient soil
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Question 195
waec 2018

Which of the following is NOT an excretory product of animals?

Acarbondioxide
Burea
Csweat
Doxygen
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Question 196
waec 2018

Which of the following structures would carry out cellular respiration? A

Agerminating seed
Bdecolorised leaf
Cdry leaf
Dboiled cowpea
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Question 197
waec 2018

A seedling was made to stand in a solution of red ink for three hours and a transverse section of the stem was examined under the microscope. The process being investigated was

Athe importance of micro elements to plants
Bascent of water through the xylem
Cdiffusion of colored substances
Ddistribution of food in plants
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Question 198
waec 2018

The odontoid process is found on the

Aaxis vetebra
Batlas vetebra
Cthoracic vetebra
Dsacral vetebra
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Question 199
waec 2018

The conclusion drawn from the experiment in the diagram above is that

Ashoots of plants are negatively thigmotropic
Bshoots of plants are negatively geotropic
Cshoots of plants are positively phototropic
Droots of plants are positively hydrotropic
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Question 200
waec 2018

The diagrams above are illustrations of an experimental set-up to demonstrate a type of tropic response in plants. The type of response demonstrated is

Aphototropism
Bgeotropism
Chydrotropism
Dthigmotropism
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Question 201
waec 2018

Active transport differs from diffusion in that active transport 

Ais a very fast process
Ballows the movement of substances against concentration gradient
Ctakes place in both light and dark reaction of photosynthesis
Doccurs in both plant and animal tissues
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Question 202
waec 2018

Which of the following organelles is found only in plant cells?

AMitochondria
BRibosomes
CLysosomes
DPlastids
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Question 203
waec 2018

The streaming movement of cytoplasm within the Paramecium is known as

ATranspiration
BDigestion
CCyclosis
DOsmosis
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Question 204
waec 2018

What level of organization is Spirogyra?

ASystem
BOrgan
CCell
DTissue
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Question 205
waec 2018

Which of the following statements is true about arthropods?

AProthorax bears only legs
BMesothorax bears only legs
CMetathorax bears only wings
DProthorax bears only wings
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Question 206
waec 2018

The scientist who introduced binomial nomenclature in the classification of organisms was

ACharles Darwin
BCarolus Linnaeus
CJohn Ray
DLouis Pasteur
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Question 207
waec 2017

The gradual cumulative, adaptive and heritable changes in an organism over a long period of time resulting in new species is called

Aadaptation
Bsurvival
Corganic evolution
Dinterspecific competition
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Question 208
waec 2017

Which of the following is NOT characteristic of social insects?

AAll members are identical
BThere is division of labour
CThe members dwell in the same habitat
DSome members protect the queen
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Question 209
waec 2017

One of the structural adaptations of mammals for movement on land is the development of the

Ahollow bones
Bpentadactyl limb
Cfused thoracic bones
Dstreamlined body
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Question 210
waec 2017

Which of the following statements is true about mutation?

APhenotype is not involved
BGenotype is not involved
CArtificial induction is not possible
DGenotype is involved
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